(EST PUB DATE) DIRECTION FINDING TEST <SANITIZED>

• Document Type: FOIA
• Collection: FOIA Collection
• Document Number (FOIA) /ESDN (CREST): 01435050
• Release Decision: RIPPUB
• Original Classification: U
• Document Page Count: 1
• Document Creation Date: December 28, 2022
• Document Release Date: August 7, 2017
• Case Number: F-2007-00094
• Publication Date: January 1, 1973

Approved for Release: 2017/01/18 C01435050
u>41171 I
SUBJECT: Direction Finding Test
In August 1971 CIA and NSA technicians tested short
range Direction Finding (DF) equipment
against radio transmissions from a
CIA mobile
transmitter. The two agencies had developed the special DF
equipment to meet an overseas operational need of particular
importance and sensitivity and selected
as it provided climatic and terrain conditions roughly
equivalent to those of the overseas city. The
DF equipment
Approved for Release: 2017/01/18 C01435050